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Bellhousing – Mazda RX7

Perfect fit for 13B/20B Mazda RX7s with OEM Turbo 2 transmissions

PART# RM-4015

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Full Engine Plate and Grade 8 Bolts Included. Uses reverse mount manual starter.


This lightweight Quick Time steel bellhousing fits RX7 13B/20B to OEM Turbo 2 Mazda transmissions.


  • Patent on 16 points of Bellhousing Design & Process
  • Fits Up To 125 Tooth Flywheel And 7.25 Inch Clutch
  • Built from high grade steel - work hardened to over 80,000 PSI strength. Over two times the strength of typical steel bellhousings.
  • Bellhousing Depth 5.551 Inches
  • Bellhousing cone is spin formed not rolled or stamped. This process provides consistent wall thickness and incredible strength.
  • Weight 23 Pounds
  • Laser cut components are added to assembly and CNC machined with extreme precision to provide a bellhousing that is parallel & centered to within .003 in.
  • SFI 6.1 Certification
  • Precision manufacturing method permits Quick Time bellhousings to be the most dimensionally stable bellhousing available, permits less drivetrain wear.
  • Designed to be the lightest, strongest and most accurate bellhousing available.
  • Made In The USA
  • Uses Reverse Mount Manual Starter


BrandQuick Time
Clutch Diameter7.25 inch
EngineMazda 13B
Mazda 20B
Flywheel125 Tooth
Height5.551 inch
Product TypeBellhousing
SFI Certification6.1
Trans. Bore Diameter1.5 inch
TransmissionOEM Turbo 2 Mazda
WarrantyLimited 90 Day Warranty
Part NumberRM-4015

Tech Resources

Full Engine Plate and Grade 8 Bolts Included. Uses reverse mount manual starter.

    *Free Shipping & Handling only offered to the contiguous US on orders over $100.

    Some parts are not legal for use in California or other states with similar regulations.